surface water pollution occurs when hazardous substances come into contact and either dissolve or physically mix with the water.
鑒于堆积物与地表水之间的严密联络,常常将堆积物污染作为地表水污染的一局部。
the nonpoint source pollution, which has played an important role on surface water pollution has been given much attention because of the effective controlling of the point source pollution.
this paper discusses the method for classifying surface water pollution and giving it a main title as well as a subtitle according to pollution share rate.
依据污染分担率大小,划分地表水污染类型,并冠以主名称、副名称。
the surface water pollution is so serious that shortage of water environmental capacity has become the major environmental constraints in mianzhu city.
绵竹市地表水环境污染较为严重,水环境容量短缺已成为绵竹市主要环境制约因素。
for instance, the surface water pollution is becoming more and more aggravated.
如地表水污染严重、水质型缺水日趋严重;
the four-year study found groundwater in the area has been tainted by heavy metals, chemical fertilisers and surface water pollution caused by leaks from garbage dumps and sewage water irrigation.
the results of this study has practical guiding significance in prevention and treatment of surface water pollution in changchun city in the future.
本研究结果对今后一个时期,长春市地表水污染防治工作有现实的指导意义。
constructed wetlands technology, remediation technology of underground and surface water pollution control, water ecological landscape technology in water ecological environment.